Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7840155 | Developing device and image forming apparatus | Shigeo Miyabe, Masaaki Sato | 2010-11-23 |
| 7720412 | Process cartridge | Akinobu Hirayama | 2010-05-18 |
| 7580659 | Developing device and image forming apparatus | Shigeo Miyabe, Masaaki Sato | 2009-08-25 |
| 7483647 | Cartridge having a molded resin complex | Akira Suzuki, Jun Miyamoto | 2009-01-27 |
| 7366439 | Method of remanufacturing cartridge and remanufactured cartridge | Akira Suzuki | 2008-04-29 |
| 7099607 | Cartridge, and toner container | Akira Suzuki | 2006-08-29 |